100th Day Cupcake Addition Within 20 Color by Number Worksheet
Addition Within 20100th Day of School1st Grade2nd Grade
Here is a sweet way to grow addition fact fluency on the 100th day of school with a Cupcake mystery picture. Students solve each problem within 20, color by code, and reveal the treat in this color-by-number page that is easy to have on hand for a quick celebration.
Designed for independent work and easy review, this no-prep printable keeps students engaged with flexible options for centers, rotations, or quiet work time.
🏫 For classroom teachers: Great for 1st & 2nd grade classroom math centers, morning work, and sub plans.
🏠 For homeschool parents: Ideal for fun independent daily practice, hands-on learning, and self-checking.
Perfect for:
- 100th Day of School math activities and celebrations
- Cupcake math centers and classroom rotations
- Independent practice or quiet work time
- Morning work, early finishers, or homework
- Coloring displays or student work boards
- Addition Within 20 review and reinforcement
- Sub plans or small-group practice
- Addition fact fluency practice
- Printable take-home activities and more!
Want a different picture or skill? Customize this worksheet in the generator.











